General Hydroponics pH Test Kit

    9.59 8.80 8.8 USD


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    General Hydroponics pH Test Kits make pH testing quick and easy. To test your pH level, follow this simple process:

    - Fill a test-tube halfway with nutrient
    - Add a few drops of pH Test Indicator
    - Observe the coloration of the liquid in the test vial
    - Use 3 drops per 5ml of solution as needed

    Many experienced growers prefer our pH Test Kits over expensive electronic meters because of its reliability and ease of use.

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